<!DOCTYPE html>
<html lang='en'>

<head>
   <meta charset='UTF-8'>
   <meta http-equiv='X-UA-Compatible' content='IE=edge'>
   <meta name='viewport' content='width=device-width, initial-scale=1.0'>
   <title>Document</title>
   <script src='../vue.js'></script>
</head>

<body>
   <div id='app'>
      <h1>{{msg}}</h1>
      <p>{{count}}</p>
      <p>{{count+1}}</p>
      <p>{{users}}</p>
      <p>{{score}}</p>
      <p>{{isHot?"热":"冷"}}</p>
      <p>{{sy}}</p>
      <p>{{null}}</p>
      <p>{{undefinde}}</p>
   </div>

   <script>
      const vm = new Vue({
      el: '#app',
         data() {
            return {
               msg: 'Hello Vue!!!',
               count: 1,
               users: ['张三', '李四', '王五'],
               score: {
                  ch: 100,
                  math: 30,
               },
               isHot: false,
               sy: Symbol,
            }

         }
      })
   </script>
</body>

</html>